<template>
  <div class="xtx-pay-checkout-page">
    <div class="container m-top-20" v-if="checkoutInfo && checkoutInfo.summary">
      <div class="wrapper">
        <!-- 收货地址 -->
        <h3 class="box-title">收货地址</h3>
        <div class="box-body">
          <div class="address">
            <div class="text">
              <!-- <div class="none">您需要先添加收货地址才可提交订单。</div> -->
              <ul>
                <li>
                  <span>收<i />货<i />人：</span>{{ defaultAddress.receiver }}
                </li>
                <li><span>联系方式：</span>{{ defaultAddress.contact }}</li>
                <li>
                  <span>收货地址：</span>{{ defaultAddress.fullLocation }}
                </li>
              </ul>
            </div>
            <div class="action">
              <XtxButton class="btn" @click="switchAddress">切换地址</XtxButton>
              <XtxButton class="btn">添加地址</XtxButton>
            </div>
          </div>
        </div>
        <!-- 商品信息 -->
        <h3 class="box-title">商品信息</h3>
        <div class="box-body">
          <table class="goods">
            <thead>
              <tr>
                <th width="520">商品信息</th>
                <th width="170">单价</th>
                <th width="170">数量</th>
                <th width="170">小计</th>
                <th width="170">实付</th>
              </tr>
            </thead>
            <tbody>
              <tr v-for="i in checkoutInfo.goods" :key="i.id">
                <td>
                  <a href="javascript:;" class="info">
                    <img :src="i.picture" alt="" />
                    <div class="right">
                      <p>{{ i.name }}</p>
                      <p>{{ i.attrsText }}</p>
                    </div>
                  </a>
                </td>
                <td>&yen;{{ i.price }}</td>
                <td>{{ i.count }}</td>
                <td>&yen;200.00</td>
                <td>&yen;{{ i.price * i.count }}</td>
              </tr>
            </tbody>
          </table>
        </div>
        <!-- 配送时间 -->
        <h3 class="box-title">配送时间</h3>
        <div class="box-body">
          <a class="my-btn active" href="javascript:;"
            >不限送货时间：周一至周日</a
          >
          <a class="my-btn" href="javascript:;">工作日送货：周一至周五</a>
          <a class="my-btn" href="javascript:;">双休日、假日送货：周六至周日</a>
        </div>
        <!-- 支付方式 -->
        <h3 class="box-title">支付方式</h3>
        <div class="box-body">
          <a class="my-btn active" href="javascript:;">在线支付</a>
          <a class="my-btn" href="javascript:;">货到付款</a>
          <span style="color: #999">货到付款需付5元手续费</span>
        </div>
        <!-- 金额明细 -->
        <h3 class="box-title">金额明细</h3>
        <div class="box-body">
          <div class="total">
            <dl>
              <dt>商品件数：</dt>
              <dd>{{ checkoutInfo.summary.goodsCount }}件</dd>
            </dl>
            <dl>
              <dt>商品总价：</dt>
              <dd>¥{{ checkoutInfo.summary.totalPrice }}</dd>
            </dl>
            <dl>
              <dt>运<i></i>费：</dt>
              <dd>¥{{ checkoutInfo.summary.postFee }}</dd>
            </dl>
            <dl>
              <dt>应付总额：</dt>
              <dd class="price">¥{{ checkoutInfo.summary.totalPayPrice }}</dd>
            </dl>
          </div>
        </div>
        <!-- 提交订单 -->
        <div class="submit">
          <XtxButton type="primary" @click="doCreateOrder">提交订单</XtxButton>
        </div>
      </div>
    </div>
  </div>
  <!-- 弹框 -->
  <XtxDialog :visible="addVisible" title="选择地址" @close="closeDialog">
    <template #default>
      <div class="addressWrapper">
        <div
          class="text item"
          v-for="item in checkoutInfo.userAddresses"
          :class="{ active: curAddress.id === item.id }"
          :key="item.id"
          @click="toggleAddress(item)"
        >
          <ul>
            <li>
              <span>收<i />货<i />人：</span>{{ item.receiver }}
            </li>
            <li><span>联系方式：</span>{{ item.contact }}</li>
            <li>
              <span>收货地址：</span>{{ item.fullLocation + item.address }}
            </li>
          </ul>
        </div>
      </div>
    </template>
    <template #footer>
      <XtxButton type="gray" style="margin-right: 20px" @click="visible = false"
        >取消</XtxButton
      >
      <XtxButton type="primary" @click="confirm">确认</XtxButton>
    </template>
  </XtxDialog>
</template>
<script>
import { findCheckoutInfo, createOrder } from '@/api/order'
import { ref } from 'vue'
import { useRouter } from 'vue-router'
/**
 1. 点击打开弹框   Dialog
 2. 渲染可选的用户地址列表
 3. 点击交互实现 点击哪个那个变成激活的状态
    实现：点击哪一项哪一项变成激活样式
    核心点：点击哪一项把当前点击项的下标值[id]记录下来 配合一个动态类名 根据这个记录下来的id做判断
    如果可以匹配就拥有这个class类名 有了这个类名就有了激活的样式

 4. 点击确定按钮 把当前激活的项赋值给默认地址
 */
export default {
  name: 'XtxPayCheckoutPage',
  setup () {
    const checkoutInfo = ref({})
    // 默认地址
    const defaultAddress = ref({})
    // 可选的地址列表
    async function loadInfo () {
      const res = await findCheckoutInfo()
      checkoutInfo.value = res.result
      // 找到默认地址 isDefault === 0
      const item = checkoutInfo.value.userAddresses.find(item => item.isDefault === 0)
      if (item) {
        defaultAddress.value = item
      } else {
        defaultAddress.value = checkoutInfo.value.userAddresses[0]
      }
    }
    loadInfo()
    const addVisible = ref(false)
    const switchAddress = () => {
      addVisible.value = true
    }
    const closeDialog = () => {
      addVisible.value = false
    }

    // 激活效果实现
    const curAddress = ref({}) // 记录当前点击了谁
    const toggleAddress = (cur) => {
      curAddress.value = cur
    }
    const confirm = () => {
      defaultAddress.value = curAddress.value
      addVisible.value = false
    }

    // 生成订单ID
    const router = useRouter()
    const doCreateOrder = async () => {
      // 调用提交订单接口
      const res = await createOrder({
        payType: 1,
        buyerMessage: '',
        deliveryTimeType: 1,
        addressId: defaultAddress.value.id,
        goods: checkoutInfo.value.goods.map(item => {
          return {
            skuId: item.skuId,
            count: item.count
          }
        })
      })
      console.log(res)
      // 跳转路由携带参数
      router.push({
        path: '/pay',
        query: {
          id: res.result.id
        }
      })
    }

    return {
      checkoutInfo,
      defaultAddress,
      switchAddress,
      addVisible,
      closeDialog,
      curAddress,
      toggleAddress,
      confirm,
      doCreateOrder
    }
  }
}
</script>
<style scoped lang="less">
.xtx-pay-checkout-page {
  .wrapper {
    background: #fff;
    padding: 0 20px;
    .box-title {
      font-size: 16px;
      font-weight: normal;
      padding-left: 10px;
      line-height: 70px;
      border-bottom: 1px solid #f5f5f5;
    }
    .box-body {
      padding: 20px 0;
    }
  }
}
.address {
  border: 1px solid #f5f5f5;
  display: flex;
  align-items: center;
  .text {
    flex: 1;
    min-height: 90px;
    display: flex;
    align-items: center;
    .none {
      line-height: 90px;
      color: #999;
      text-align: center;
      width: 100%;
    }
    > ul {
      flex: 1;
      padding: 20px;
      li {
        line-height: 30px;
        span {
          color: #999;
          margin-right: 5px;
          > i {
            width: 0.5em;
            display: inline-block;
          }
        }
      }
    }
    > a {
      color: @xtxColor;
      width: 160px;
      text-align: center;
      height: 90px;
      line-height: 90px;
      border-right: 1px solid #f5f5f5;
    }
  }
  .action {
    width: 420px;
    text-align: center;
    .btn {
      width: 140px;
      height: 46px;
      line-height: 44px;
      font-size: 14px;
      &:first-child {
        margin-right: 10px;
      }
    }
  }
}
.goods {
  width: 100%;
  border-collapse: collapse;
  border-spacing: 0;
  .info {
    display: flex;
    text-align: left;
    img {
      width: 70px;
      height: 70px;
      margin-right: 20px;
    }
    .right {
      line-height: 24px;
      p {
        &:last-child {
          color: #999;
        }
      }
    }
  }
  tr {
    th {
      background: #f5f5f5;
      font-weight: normal;
    }
    td,
    th {
      text-align: center;
      padding: 20px;
      border-bottom: 1px solid #f5f5f5;
      &:first-child {
        border-left: 1px solid #f5f5f5;
      }
      &:last-child {
        border-right: 1px solid #f5f5f5;
      }
    }
  }
}
.my-btn {
  width: 228px;
  height: 50px;
  border: 1px solid #e4e4e4;
  text-align: center;
  line-height: 48px;
  margin-right: 25px;
  color: #666666;
  display: inline-block;
  &.active,
  &:hover {
    border-color: @xtxColor;
  }
}
.total {
  dl {
    display: flex;
    justify-content: flex-end;
    line-height: 50px;
    dt {
      i {
        display: inline-block;
        width: 2em;
      }
    }
    dd {
      width: 240px;
      text-align: right;
      padding-right: 70px;
      &.price {
        font-size: 20px;
        color: @priceColor;
      }
    }
  }
}
.submit {
  text-align: right;
  padding: 60px;
  border-top: 1px solid #f5f5f5;
}
</style>

<style lang="less">
.xtx-dialog {
  .addressWrapper {
    max-height: 500px;
    overflow-y: auto;
  }
  .text {
    flex: 1;
    min-height: 90px;
    display: flex;
    align-items: center;
    &.item {
      border: 1px solid #f5f5f5;
      margin-bottom: 10px;
      cursor: pointer;
      &.active,
      &:hover {
        border-color: @xtxColor;
        background: lighten(@xtxColor, 50%);
      }
      > ul {
        padding: 10px;
        font-size: 14px;
        line-height: 30px;
      }
    }
  }
}
</style>
